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Finding the Fourth Proportional to 623,520.73, 860,458.24 and 337,040.82

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Solution

The fourth proportional to 623,520.73, 860,458.24 and 337,040.82 is: 465,116.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,520.73 : 860,458.24 = 337,040.82 : x
  2. Step 2: Convert to fraction form
    623,520.73/860,458.24 = 337,040.82/x
  3. Step 3: Cross multiply
    623,520.73x = 860,458.24 × 337,040.82
  4. Step 4: Simplify right side
    623,520.73x = 290,009,551,206.66
  5. Step 5: Solve for x
    x = 290,009,551,206.66/623,520.73
  6. Step 6: Final answer
    x = 465,116.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.